<template >
    <div class="row">
        <div v-show="userList.users.length" class="card" v-for="user in userList.users" :key="user.login">
            <a :href="user.html_url" target="_blank">
                <img :src="user.avatar_url" style='width: 100px'/>
            </a>
            <p class="card-text">{{user.login}}</p>
        </div>
        <h1 v-show="userList.isFirst">欢迎使用</h1>
        <h1 v-show="userList.isLoad">加载中</h1>
        <h1 v-show="userList.errMsg">出错了{{userList.errMsg}}</h1>
    </div>
</template>
<script>
export default {
    name:'List',
    data() {
        return {
            userList:{
                isFirst:true,
                isLoad:false,
                errMsg:'',
                users:[],
            }
        }
    },
    mounted() {
        this.$bus.$on('userList',(value)=>{
            console.log('List收到了数据',value)
            // this.userList = value
            this.userList = {...this.userList,...value} //ES6不破坏原数组的数据结构，  挨个属性比较，属性重名的以后边的为准
        })
    },
}
</script>
<style scoped>
    .album {
    min-height: 50rem; /* Can be removed; just added for demo purposes */
    padding-top: 3rem;
    padding-bottom: 3rem;
    background-color: #f7f7f7;
    }

    .card {
    float: left;
    width: 33.333%;
    padding: .75rem;
    margin-bottom: 2rem;
    border: 1px solid #efefef;
    text-align: center;
    }

    .card > img {
    margin-bottom: .75rem;
    border-radius: 100px;
    }

    .card-text {
    font-size: 85%;
    }
</style>